In 2019, Nauvoo, IL had a population of 990 people with a median age of 45.1 and a median household income of $53,370. Between 2018 and 2019 the population of Nauvoo, IL declined from 1,146 to 990, a −13.6% decrease and its median household income grew from $48,625 to $53,370, a 9.76% increase.
The 5 largest ethnic groups in Nauvoo, IL are White (Non-Hispanic) (96.8%), White (Hispanic) (0.909%), Black or African American (Non-Hispanic) (0.909%), Asian (Non-Hispanic) (0.606%), and Two+ (Hispanic) (0.505%). 0% of the households in Nauvoo, IL speak a non-English language at home as their primary language.
98.8% of the residents in Nauvoo, IL are U.S. citizens.
In 2019, the median property value in Nauvoo, IL was $103,300, and the homeownership rate was 70.2%. Most people in Nauvoo, IL drove alone to work, and the average commute time was 30.6 minutes. The average car ownership in Nauvoo, IL was 2 cars per household.